The research objective is to compare the effects of infant formula supplemented with milk oligosaccharides and optimized with multiple nutrients on the immune function of infants under 1 year old with conventional infant formula, and to compare the effects of different infant formulas on infant intestinal health, immune function, growth and development, cognitive development, and tolerance with those of breastfed infants.
0-28 days after birth;
Single birth;
The gestational age is between 37 and 42 weeks;
Birth weight ranges from 2500 to 4000 grams;
Artificial assisted reproduction;
The mother suffers from a disease that may endanger intrauterine growth;
The mother suffers from pregnancy diabetes or serious metabolic disease or chronic disease during pregnancy
Suffering from congenital malformations and genetic diseases, chronic diseases, and congenital diseases that may interfere with the investigation;